ihtsdo Leading healthcare terminology, worldwide

Welcome to IHTSDO

The International Health Terminology Standards Development Organisation determines global standards for health terms, an essential part of improving the health of humankind.

We are committed to maintaining and growing our leadership as the global experts in healthcare terminology, ensuring that SNOMED CT, our world-leading product, is accepted as the global common language for health terms.

Latest news

  • 2016 IHTSDO Award Winners Announced

    October 26, 2016

    IHTSDO is pleased to announced the recipients of its 2016 Awards: Daniel Karlsson for the Award of Excellence and Guillermo Reynoso for Lifetime Achievement.

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  • Expression Constraint Language - Version 1.1 now available

    October 22, 2016

    IHTSDO would like to announce the publication of version 1.1 of the Expression Constraint Language (ECL).

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  • Community Review of the draft SNOMED CT MRCM Design

    October 11, 2016

    The Machine Readable Concept Model (MRCM) represents the rules of the SNOMED CT concept model in a form that can be read by a computer and applied to test that concept definitions and expressions comply...

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  • RFP for LOINC - SNOMED CT Cooperation Project

    September 1, 2016

    The IHTSDO seeks a proposal from a suitable organization or individual to align LOINC Parts with equivalent SNOMED CT concepts and develop new SNOMED CT content as part of the Cooperation agreement between the International Health Terminology Standards Development Organisation (IHTSDO) and the Regen...

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  • Communications Strategy Request for Proposals

    August 24, 2016

    IHTSDO invites experienced healthcare communications firms to submit proposals by September 8

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